US3064006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel 5-substituted-6-sulfamyl phthalimides
Assignee: Merck and Co Inc
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Filing: 1960-09-06
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Granted: 1962-11-13
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Expires: 1980-09-06
Abstract
No abstract record available.
Inventors
- 👤 Frederick C Novello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:58
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
6-SULFAMYLPHTHALIMIDE HAVING ATTACHED TO THE 5-POSITION OF THE BENZENOID NUCLEUS A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF HALOGEN, LOWER ALKYL, LOWER ALKOXY, NITRO AND AMINO, AND WHEREIN THERE IS ATTACHED TO THE IMIDE NITROGEN A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL, CYCLOHEXYL, CYCLOHEXYL-LOWER ALKYL AND PHENYL-LOWER ALKYL.
Claim 2
Dependent Claim
52 words
6-SULFAMYLPHTHALIMIDE HAVING ATTACHED TO THE 5-POSITION OF THE BENZENOID NUCLEUS A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF HALOGEN, LOWER ALKYL, LOWER ALKOXY, NITRO AND AMINO, AND WHEREIN THERE IS ATTACHED TO THE IMIDE NITROGEN A SUBSTITUENT SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, LOWER ALKYL, CYCLOHEXYL, CYCLOHEXYL-LOWER ALKYL AND PHENYL-LOWER ALKYL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |